<html>
<link rel=mismatch href=blackborder_ref.html>
<style>
body {
    margin: 0px;
}

.box {
    width: 100px;
    height: 100px;
    margin: 0px;
    border-width: 10px;
}

.inset { border-style: inset; }
</style>

<body>
<div class="box inset"></div>
</body>
</html>
